Meritline offers the Panasonic Portable Compact Electric Toothbrush, model no. EW-DS90, in Black, Pink, or Silver for $39.99. Coupon code "TBKFLASH" cuts it to $9.99. With free shipping, that's $5 under our June mention and the lowest total price we could find by $7. It measures 6" long, features a removable cap, and requires one AAA battery.